Resourcesarɓar albarkatun ƙasa

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Dukkanin albarkatun duniya na wannan duniyar tamu sun kasu kashi biyu ne wadanda basa iya karewa kuma zasu iya karewa ta hanyar irin gajiyawar. Idan tare da farko komai ya bayyana - bil'adama ba zai iya ciyar da su gaba ɗaya ba, to tare da gajiyarwa yana da wuya da wahala. Hakanan an raba su cikin kananan kamfanoni dangane da darajar sabuntawa:

  • marasa sabuntawa - ƙasa, duwatsu da ma'adanai;
  • sabunta - flora da fauna;
  • ba cikakkiyar sabuntawa ba - filayen da aka noma, wasu gandun daji da ruwa a nahiyar.

Amfani da ma'adinai

Albarkatun ma'adinai suna nuni zuwa gaƙasassun albarkatun ƙasa da ba su iya sabunta su. Mutane suna amfani da su tun zamanin da. Dukkan duwatsu da ma'adanai suna da wakilci a doron ƙasa ba daidai ba kuma a cikin adadi daban-daban. Idan akwai adadi mai yawa na wasu albarkatu kuma baku damu da kashe su ba, wasu suna da darajar nauyin su cikin zinare. Misali, a yau akwai rikicin albarkatun mai:

  • ajiyar mai zai kai kimanin shekaru 50;
  • albarkatun gas za su ragu a cikin kimanin shekaru 55;
  • gawayi zai kwashe shekaru 150-200, bisa hasashe daban-daban.

Dogaro da yawan adadin wasu albarkatu, suna da ƙimomi daban-daban. Baya ga albarkatun mai, ma'adanai masu mahimmanci sune karafa masu daraja (californium, rhodium, platinum, gold, osmium, iridium) da duwatsu (eremeevite, blue garnet, opal black, demantoid, red diamond, taaffeite, poudretteite, musgravite, benitoite, sapphire, Emerald, alexandrite, ruby, jadeite).

Albarkatun kasa

Wani yanki mai matukar muhimmanci na fuskar Duniya ana nome shi, an huce shi, ana amfani dashi don shuke shuke da kiwo na dabbobi. Hakanan, ana amfani da wani ɓangare na yankin don ƙauyuka, wuraren masana'antu da ci gaban filin. Duk wannan yana cutar da yanayin ƙasa, yana jinkirin aiwatar da maido da ƙasa, kuma wani lokacin yakan haifar da raguwa, gurɓatarwa da kwararowar ƙasa. Girgizar kasa da mutum ya yi yana daga cikin sakamakon wannan.

Flora da fauna

Shuke-shuke, kamar dabbobi, albarkatun wani bangare ne na doron duniya, amma saboda tsananin amfani da su, matsalar kusan bacewar yawancin jinsuna na iya tasowa. Kimanin nau'ikan halittu uku ne suke bacewa daga doron kasa a kowane awa daya. Canje-canje a cikin flora da fauna yana haifar da sakamako mara juyawa. Wannan ba kawai lalata halittu ne ba, kamar sare dazuzzuka, amma canjin yanayi ne gaba daya.

Don haka, yawan albarkatun kasa na duniya suna da wata daraja ta yadda suke baiwa mutane rai, amma yawan murmurewar su yayi kasa sosai har ana kirga shi ba cikin shekaru ba, amma a cikin shekaru miliyoyi da ma miliyoyin shekaru. Ba duk mutane ke san wannan ba, amma ya zama dole a adana fa'idodi na yau a yau, tunda wasu ɓarnar ba za a iya gyara su ba.

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Kalli bidiyon: Ýollarymyzy böwetlediler (Nuwamba 2024).